| Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769) | |
|---|---|
| 08/2008 | |
| 08/20/2008 | CN101245981A Cartesian coordinate system multifunctional on-the-spot scale |
| 08/13/2008 | CN201099106Y Ruler |
| 08/13/2008 | CN201099105Y Rapid calculation ruler |
| 08/13/2008 | CN201099104Y Multifunction drawing tool for students |
| 08/13/2008 | CN201099103Y Pointer type protractor |
| 08/13/2008 | CN201099102Y Fast angle-drawing equipment |
| 08/13/2008 | CN201099101Y Geometry drawing teaching aid |
| 08/13/2008 | CN201099100Y Ruler with answering card hole |
| 08/13/2008 | CN201099099Y Simple combination common ruler for students |
| 08/06/2008 | CN201095251Y Multifunctional surveying instrument |
| 08/06/2008 | CN201095250Y Folding rule teaching aid |
| 08/06/2008 | CN201095249Y Movable ruler-compass |
| 08/06/2008 | CN201095248Y Compasses ruler |
| 08/06/2008 | CN201095247Y Multifunctional folding teaching aid |
| 08/06/2008 | CN201095241Y Multifunction combined ruler |
| 08/06/2008 | CN201095240Y Multifunctional partition ruler |
| 08/06/2008 | CN101234574A Multifunctional teaching sector ruler and compass |
| 08/06/2008 | CN101234573A Multipurpose composite angle protractor |
| 07/2008 | |
| 07/30/2008 | CN201092207Y Teaching crutch |
| 07/30/2008 | CN201092206Y Combined ruler |
| 07/30/2008 | CN201092205Y Multifunctional square |
| 07/23/2008 | CN201089315Y Vehicle traffic accident rapid drawing board |
| 07/23/2008 | CN201089314Y Student examination card smearing device |
| 07/23/2008 | CN201089313Y Answering card pad |
| 07/23/2008 | CN201089312Y Multifunctional teaching ruler |
| 07/23/2008 | CN201089311Y Drafting machine having ink-supply pen set |
| 07/23/2008 | CN201089310Y Multifunctional rule |
| 07/23/2008 | CN201089309Y Intelligent teaching ruler |
| 07/23/2008 | CN201089308Y Novel safe calipers angle measurement stationery for students |
| 07/23/2008 | CN201089304Y Multifunctional rapid plane geometry mapping stationery |
| 07/23/2008 | CN201089303Y Ruler with protractor convenient for drawing angle |
| 07/22/2008 | US7401410 Viewfinder for artists |
| 07/16/2008 | CN201086555Y Multifunctional square |
| 07/16/2008 | CN201086554Y Multifunctional rule for student |
| 07/16/2008 | CN201086553Y Multi-functional ruler for drafting |
| 07/16/2008 | CN201086552Y Geometry one-plate ruler |
| 07/16/2008 | CN201086542Y Multifunctional ruler |
| 07/16/2008 | CN101219621A Method for zooming Chinese character image |
| 07/10/2008 | DE102007001231A1 Device e.g. for redrawing picture template, has two even areas, square frames with intertwined arrangement and has orthogonal grid having grid lattice spacing being arranged for each frame size |
| 07/09/2008 | CN201082646Y Set square with compasses |
| 07/09/2008 | CN201082645Y Angle resolver |
| 07/09/2008 | CN201082644Y Multifunctional straightedge for students |
| 07/09/2008 | CN201082643Y Multifunctional stationery |
| 07/09/2008 | CN201082642Y Multifunctional set square |
| 07/03/2008 | US20080155841 Drawing machine |
| 07/02/2008 | CN201080089Y Standardization examination answering module and matched used pencil and eraser |
| 07/02/2008 | CN201080088Y Drawing template capable of drawing three-dimensional geometric figure |
| 07/02/2008 | CN201080087Y Multifunctional triangle |
| 07/02/2008 | CN201080086Y Multifunctional ruler |
| 07/02/2008 | CN201080085Y Multipurpose ruler |
| 07/02/2008 | CN201080084Y Multipurpose triangle |
| 07/02/2008 | CN101209639A Random angle resolver |
| 07/01/2008 | US7392589 Apparatus and method for scribing trim strips |
| 06/2008 | |
| 06/25/2008 | CN201077289Y Gokan score template |
| 06/25/2008 | CN201077288Y Multi-purpose stationery |
| 06/25/2008 | CN201077287Y Attracted blackboard diagraph ruler |
| 06/25/2008 | CN201077286Y Combined triangle |
| 06/25/2008 | CN201077285Y Multipurposed ruler |
| 06/25/2008 | CN201077281Y Multifunctional combined mathematics ruler |
| 06/25/2008 | CN201077280Y Ruler for schoolchild |
| 06/25/2008 | CN201077278Y Multifunctional T-square having template ruler |
| 06/25/2008 | CN201077277Y Multifunctional lengthened ruler and compass |
| 06/19/2008 | US20080144978 Mobile Robot For Sensing And Decoding A Surface Coding Pattern On A Surface |
| 06/19/2008 | US20080143032 Dual Mode Printer |
| 06/18/2008 | CN201073876Y Multifunctional teaching ruler |
| 06/18/2008 | CN201073875Y Multipurpose bevel gage |
| 06/12/2008 | WO2007143766A3 Copy and machining device |
| 06/11/2008 | CN201070935Y Former bar |
| 06/11/2008 | CN201070934Y Double-point statoscope |
| 06/11/2008 | CN201070933Y Convenient set square |
| 06/11/2008 | CN201070932Y Expansion set square |
| 06/11/2008 | CN201070931Y Multifunctional ruler |
| 06/11/2008 | CN201070929Y Multifunctional combined common ruler for teaching |
| 06/11/2008 | CN201070928Y Automatically positioning folding ruler |
| 06/11/2008 | CN201070926Y Commodity plate equipped with rolling wheel stamp |
| 06/11/2008 | CN100393536C Trisectrix of angle drawing instrument |
| 06/10/2008 | US7383640 Quilting template system |
| 06/04/2008 | CN201068042Y Multipurpose teaching aid |
| 06/04/2008 | CN201068041Y Coordinate stamp |
| 06/04/2008 | CN201068040Y Set square for teaching |
| 05/2008 | |
| 05/28/2008 | CN201065013Y Scaling ruler |
| 05/28/2008 | CN201065012Y Drawing rule set |
| 05/28/2008 | CN201065011Y All-purpose stationery |
| 05/28/2008 | CN201065010Y Multipurpose ruler |
| 05/28/2008 | CN201065009Y Blackboard ruler with magnet |
| 05/28/2008 | CN100389971C Answer card safety clip |
| 05/21/2008 | CN201061965Y Parallel line quick drawer |
| 05/21/2008 | CN201061964Y Multifunctional combined teaching aids |
| 05/21/2008 | CN201061963Y Multifunctional combined stationery |
| 05/21/2008 | CN201061962Y Novel geometric figure diagraph |
| 05/21/2008 | CN201061961Y Accountant special-purpose ruler |
| 05/21/2008 | CN201061960Y Multipurpose semi-circle instrument |
| 05/14/2008 | CN101177093A Multifunctional teaching tools |
| 05/13/2008 | US7370425 Apparatus of and method of use of a radius table and radial template for forming muntin bar patterns for multi-pane window units |
| 04/2008 | |
| 04/30/2008 | CN201052712Y Writing tool used for paper chargeable workbook and exercise book |
| 04/30/2008 | CN101168339A Protractor |
| 04/23/2008 | CN201049555Y Hole type geometry graphic and measuring equipment |
| 04/16/2008 | EP1911264A2 Method and device for decorating walls |
| 04/16/2008 | CN201046642Y Antiskid ruler plate |
| 04/15/2008 | US7358697 Robot for marking an encoded surface |